As part of stabilizing and clearing the mind (so that subtler
meditations can be done), four specific attitudes are recommended.
These are practiced both in daily life and in quite contemplation at
meditation time. The link above gives further explanations of these
four.

1.33 In relationships, the mind becomes purified by cultivating
feelings of friendliness towards those who are happy, compassion for
those who are suffering, goodwill towards those who are virtuous, and
indifference or neutrality towards those we perceive as wicked or
evil.

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